THE CRESTED CUCKOOS. 
21 
Sub-region, and the three Sub-families Aho- 
be ^{plopteritue, and Crotophagina, which are only to 
tropics of the New World, In the British 
‘ "''2 bfive only to deal with the first of these Sub-families. 
IHE true CUCKOOS. SUB-FAMILY CUCULINAi. 
it) chiefly differ from the other members of the Family 
pointed wing, showing that they are birds of 
soing majority of the species being migratory, and 
lance's ' i Common Cuckoo, traversing enormous dis- 
Ihe Bu K r? Sub-families, such as the Lark-heeled and 
^bape ""f the wing is concave and fits closely to the 
bicsnoki body, showing that the birds are not migratory and 
(^P ble of sustained flights. 
Shelley, the latest e.xponent of the family, recog- 
to bo t genera of the Cuaclina, of which three have 
'^‘-treated of as British. 
II'IIE CRESTED CUCKOOS. GENUS COCCYSTES. 
Coccystes, Gloger, Flandb. Naturg. p. 203 (1842). 
Type, C. glandarius (Z.). 
1°' Africa species composing this genus, five are peculiar 
'''bile th ’ Indian, one inhabits both Africa and India, 
1 ^ a migratory bird, which nests in Southern 
'^onspicnt? '^^^bs Africa in the winter. All the species have a 
^Pertufp elongated feathers, and have the nasal 
ongated, so as to form a linear oval. 
COCCYSTES GLANDARIUS. 
C, 
"uc SPOTTED CUCKOO. uj.hwjjakius. 
Br Linn. Syst. Nat. i. p. 169 (1766) ; Seebohm, 
'occystls o-'/"' 
Newton, ed. Yarr. Br. B. ii. 408 (1881); 
ListBj’K P; pb 300 (1874); B. O.U. 
^ Shellpv' r^' (1883) ; Saunders, Man. p. 279 (1889) : 
B- Brit. Mus. xix. p. 212 (1891). ^ ^ 
Adult 
^ Ceneral colour above ashy-brown, with white 
